The word "most averting" simply means preventing something from happening. The antonyms, or opposites, to this word can be words like "encouraging," "facilitating," "fostering," or "promoting" - words that signify bringing about or promoting something rather than preventing it. When something is "averted," it is avoided or prevented. Therefore, the antonyms for the word "most averting" can be words like "welcoming," "inviting," "embracing," or "supporting." These are all words that signify making something happen rather than preventing it. It's important to understand both the word and its antonyms in order to use the correct term depending on the situation.